C++程序  |  25行  |  417 B

// RUN: %llvmgxx -S %s -o - | llvm-as -o /dev/null

#ifdef PACKED
#define P __attribute__((packed))
#else
#define P
#endif

struct P M_Packed { 
  unsigned long sorted : 1;
  unsigned long from_array : 1;
  unsigned long mixed_encoding : 1;
  unsigned long encoding : 8;
  unsigned long count : 21;

}; 

struct M_Packed sM_Packed; 

int testM_Packed (void) { 
  struct M_Packed x; 
  return (x.count != 0);
}